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Kernel: Move aarch64 Prekernel into Kernel

As there is no need for a Prekernel on aarch64, the Prekernel code was
moved into Kernel itself. The functionality remains the same.

SERENITY_KERNEL_AND_INITRD in run.sh specifies a kernel and an inital
ramdisk to be used by the emulator. This is needed because aarch64
does not need a Prekernel and the other ones do.
This commit is contained in:
Jakub V. Flasar 2022-03-08 18:21:40 +01:00 committed by Brian Gianforcaro
parent f94293f121
commit 6d2c298b66
37 changed files with 126 additions and 133 deletions

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@ -4,9 +4,9 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Prekernel/Arch/aarch64/Framebuffer.h>
#include <Kernel/Prekernel/Arch/aarch64/FramebufferMailboxMessages.h>
#include <Kernel/Prekernel/Arch/aarch64/Utils.h>
#include <Kernel/Arch/aarch64/Framebuffer.h>
#include <Kernel/Arch/aarch64/FramebufferMailboxMessages.h>
#include <Kernel/Arch/aarch64/Utils.h>
namespace Prekernel {

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@ -6,7 +6,7 @@
#pragma once
#include <Kernel/Prekernel/Arch/aarch64/Mailbox.h>
#include <Kernel/Arch/aarch64/Mailbox.h>
namespace Prekernel {

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@ -4,8 +4,8 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Prekernel/Arch/aarch64/GPIO.h>
#include <Kernel/Prekernel/Arch/aarch64/MMIO.h>
#include <Kernel/Arch/aarch64/GPIO.h>
#include <Kernel/Arch/aarch64/MMIO.h>
extern "C" void wait_cycles(int n);

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@ -4,8 +4,8 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Prekernel/Arch/aarch64/MMIO.h>
#include <Kernel/Prekernel/Arch/aarch64/MainIdRegister.h>
#include <Kernel/Arch/aarch64/MMIO.h>
#include <Kernel/Arch/aarch64/MainIdRegister.h>
namespace Prekernel {

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@ -4,8 +4,8 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Prekernel/Arch/aarch64/MMIO.h>
#include <Kernel/Prekernel/Arch/aarch64/Mailbox.h>
#include <Kernel/Arch/aarch64/MMIO.h>
#include <Kernel/Arch/aarch64/Mailbox.h>
namespace Prekernel {

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@ -4,7 +4,7 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Prekernel/Arch/aarch64/MainIdRegister.h>
#include <Kernel/Arch/aarch64/MainIdRegister.h>
namespace Prekernel {

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@ -4,10 +4,10 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Prekernel/Arch/aarch64/Prekernel.h>
#include <Kernel/Arch/aarch64/Prekernel.h>
#include <Kernel/Arch/aarch64/ASM_wrapper.h>
#include <Kernel/Prekernel/Arch/aarch64/UART.h>
#include <Kernel/Arch/aarch64/UART.h>
namespace Prekernel {

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@ -5,9 +5,9 @@
*/
#include <Kernel/Arch/aarch64/ASM_wrapper.h>
#include <Kernel/Arch/aarch64/Aarch64_asm_utils.h>
#include <Kernel/Arch/aarch64/Prekernel.h>
#include <Kernel/Arch/aarch64/Registers.h>
#include <Kernel/Prekernel/Arch/aarch64/Aarch64_asm_utils.h>
#include <Kernel/Prekernel/Arch/aarch64/Prekernel.h>
extern "C" void enter_el2_from_el3();
extern "C" void enter_el1_from_el2();

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@ -6,12 +6,12 @@
#include <AK/Types.h>
#include <Kernel/Prekernel/Arch/aarch64/Prekernel.h>
#include <Kernel/Arch/aarch64/Prekernel.h>
#include <Kernel/Arch/aarch64/ASM_wrapper.h>
#include <Kernel/Arch/aarch64/MMIO.h>
#include <Kernel/Arch/aarch64/Registers.h>
#include <Kernel/Prekernel/Arch/aarch64/MMIO.h>
#include <Kernel/Prekernel/Arch/aarch64/UART.h>
#include <Kernel/Arch/aarch64/UART.h>
// Documentation here for Aarch64 Address Translations
// https://documentation-service.arm.com/static/5efa1d23dbdee951c1ccdec5?token=

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@ -4,10 +4,10 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Prekernel/Arch/aarch64/MMIO.h>
#include <Kernel/Prekernel/Arch/aarch64/Mailbox.h>
#include <Kernel/Prekernel/Arch/aarch64/Timer.h>
#include <Kernel/Prekernel/Arch/aarch64/Utils.h>
#include <Kernel/Arch/aarch64/MMIO.h>
#include <Kernel/Arch/aarch64/Mailbox.h>
#include <Kernel/Arch/aarch64/Timer.h>
#include <Kernel/Arch/aarch64/Utils.h>
namespace Prekernel {

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@ -4,10 +4,10 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Prekernel/Arch/aarch64/GPIO.h>
#include <Kernel/Prekernel/Arch/aarch64/MMIO.h>
#include <Kernel/Prekernel/Arch/aarch64/Timer.h>
#include <Kernel/Prekernel/Arch/aarch64/UART.h>
#include <Kernel/Arch/aarch64/GPIO.h>
#include <Kernel/Arch/aarch64/MMIO.h>
#include <Kernel/Arch/aarch64/Timer.h>
#include <Kernel/Arch/aarch64/UART.h>
namespace Prekernel {

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@ -4,8 +4,8 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Prekernel/Arch/aarch64/UART.h>
#include <Kernel/Prekernel/Arch/aarch64/Utils.h>
#include <Kernel/Arch/aarch64/UART.h>
#include <Kernel/Arch/aarch64/Utils.h>
void Prekernel::dbgln(const char* text)
{

View file

@ -10,14 +10,14 @@
#include <AK/Types.h>
#include <Kernel/Arch/aarch64/ASM_wrapper.h>
#include <Kernel/Prekernel/Arch/aarch64/Aarch64_asm_utils.h>
#include <Kernel/Prekernel/Arch/aarch64/BootPPMParser.h>
#include <Kernel/Prekernel/Arch/aarch64/Framebuffer.h>
#include <Kernel/Prekernel/Arch/aarch64/Mailbox.h>
#include <Kernel/Prekernel/Arch/aarch64/Prekernel.h>
#include <Kernel/Prekernel/Arch/aarch64/Timer.h>
#include <Kernel/Prekernel/Arch/aarch64/UART.h>
#include <Kernel/Prekernel/Arch/aarch64/Utils.h>
#include <Kernel/Arch/aarch64/Aarch64_asm_utils.h>
#include <Kernel/Arch/aarch64/BootPPMParser.h>
#include <Kernel/Arch/aarch64/Framebuffer.h>
#include <Kernel/Arch/aarch64/Mailbox.h>
#include <Kernel/Arch/aarch64/Prekernel.h>
#include <Kernel/Arch/aarch64/Timer.h>
#include <Kernel/Arch/aarch64/UART.h>
#include <Kernel/Arch/aarch64/Utils.h>
static void draw_logo();
static u32 query_firmware_version();

View file

@ -386,15 +386,31 @@ if (NOT "${SERENITY_ARCH}" STREQUAL "aarch64")
)
else()
set(SOURCES
${SOURCES}
${AK_SOURCES}
Arch/aarch64/BootPPMParser.cpp
Arch/aarch64/GPIO.cpp
Arch/aarch64/Framebuffer.cpp
Arch/aarch64/Mailbox.cpp
Arch/aarch64/MainIdRegister.cpp
Arch/aarch64/MMIO.cpp
Arch/aarch64/Timer.cpp
Arch/aarch64/UART.cpp
Arch/aarch64/Utils.cpp
# Preload specific
Arch/aarch64/init.cpp
Arch/aarch64/PrekernelMMU.cpp
Arch/aarch64/PrekernelExceptions.cpp
Arch/aarch64/PrekernelCommon.cpp
# Assembly
Arch/aarch64/boot.S
Arch/aarch64/Aarch64_asm_utils.S
Arch/aarch64/vector_table.S
Arch/aarch64/dummy.cpp
Arch/aarch64/SmapDisabler.cpp
Arch/aarch64/ScopedCritical.cpp
StdLib.cpp
MiniStdLib.cpp
UBSanitizer.cpp
Prekernel/UBSanitizer.cpp
)
# Otherwise linker errors e.g undefined reference to `__aarch64_cas8_acq_rel'
@ -492,6 +508,10 @@ if (ENABLE_KERNEL_ADDRESS_SANITIZER)
add_link_options(-fsanitize=kernel-address)
endif()
if ("${SERENITY_ARCH}" STREQUAL "aarch64")
add_compile_options(-fno-threadsafe-statics)
endif()
add_compile_definitions(KERNEL)
add_link_options(LINKER:-z,notext)
@ -501,17 +521,22 @@ endif()
add_executable(Kernel ${SOURCES})
add_dependencies(Kernel generate_EscapeSequenceStateMachine.h)
add_custom_command(
OUTPUT linker.ld
COMMAND "${CMAKE_CXX_COMPILER}" ${TARGET_STRING} -E -P -x c -I${CMAKE_CURRENT_SOURCE_DIR}/.. "${CMAKE_CURRENT_SOURCE_DIR}/linker.ld" -o "${CMAKE_CURRENT_BINARY_DIR}/linker.ld"
MAIN_DEPENDENCY "${CMAKE_CURRENT_SOURCE_DIR}/linker.ld"
COMMENT "Preprocessing linker.ld"
VERBATIM
)
if (NOT "${SERENITY_ARCH}" STREQUAL "aarch64")
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/linker.ld
COMMAND "${CMAKE_CXX_COMPILER}" ${TARGET_STRING} -E -P -x c -I${CMAKE_CURRENT_SOURCE_DIR}/.. "${CMAKE_CURRENT_SOURCE_DIR}/Arch/x86/linker.ld" -o "${CMAKE_CURRENT_BINARY_DIR}/linker.ld"
MAIN_DEPENDENCY "Arch/x86/linker.ld"
COMMENT "Preprocessing linker.ld"
VERBATIM
)
add_custom_target(generate_kernel_linker_script DEPENDS linker.ld)
target_link_options(Kernel PRIVATE LINKER:-T ${CMAKE_CURRENT_BINARY_DIR}/linker.ld -nostdlib -nodefaultlibs)
set_target_properties(Kernel PROPERTIES LINK_DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/linker.ld")
add_custom_target(generate_kernel_linker_script DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/linker.ld)
target_link_options(Kernel PRIVATE LINKER:-T ${CMAKE_CURRENT_BINARY_DIR}/linker.ld -nostdlib -nodefaultlibs)
set_target_properties(Kernel PROPERTIES LINK_DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/linker.ld")
else()
target_link_options(Kernel PRIVATE LINKER:-T ${CMAKE_CURRENT_SOURCE_DIR}/Arch/aarch64/linker.ld -nostdlib LINKER:--no-pie)
set_target_properties(Kernel PROPERTIES LINK_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/Arch/aarch64/linker.ld)
endif()
if (ENABLE_KERNEL_LTO)
include(CheckIPOSupported)
@ -532,20 +557,32 @@ if (NOT "${SERENITY_ARCH}" STREQUAL "aarch64")
endif()
add_custom_command(
TARGET Kernel POST_BUILD
COMMAND ${CMAKE_COMMAND} -E env NM=${CMAKE_NM} sh ${CMAKE_CURRENT_SOURCE_DIR}/mkmap.sh
COMMAND ${CMAKE_COMMAND} -E env OBJCOPY=${CMAKE_OBJCOPY} sh ${CMAKE_CURRENT_SOURCE_DIR}/embedmap.sh
COMMAND ${CMAKE_OBJCOPY} --only-keep-debug Kernel Kernel.debug
COMMAND ${CMAKE_OBJCOPY} --strip-debug Kernel
COMMAND ${CMAKE_OBJCOPY} --add-gnu-debuglink=Kernel.debug Kernel
BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/kernel.map
TARGET Kernel POST_BUILD
COMMAND ${CMAKE_COMMAND} -E env NM=${CMAKE_NM} sh ${CMAKE_CURRENT_SOURCE_DIR}/mkmap.sh
COMMAND ${CMAKE_COMMAND} -E env OBJCOPY=${CMAKE_OBJCOPY} sh ${CMAKE_CURRENT_SOURCE_DIR}/embedmap.sh
COMMAND ${CMAKE_OBJCOPY} --only-keep-debug Kernel Kernel.debug
COMMAND ${CMAKE_OBJCOPY} --strip-debug Kernel
COMMAND ${CMAKE_OBJCOPY} --add-gnu-debuglink=Kernel.debug Kernel
BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/kernel.map
)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/Kernel" DESTINATION boot)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/Kernel.debug" DESTINATION boot)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/kernel.map" DESTINATION res)
if ("${SERENITY_ARCH}" STREQUAL "aarch64")
embed_resource(Kernel serenity_boot_logo "Arch/aarch64/SerenityLogoRGB.ppm")
add_custom_command(
TARGET Kernel POST_BUILD
COMMAND ${CMAKE_OBJCOPY} -O binary Kernel kernel8.img
BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/kernel8.img
)
endif()
serenity_install_headers(Kernel)
serenity_install_sources(Kernel)
add_subdirectory(Prekernel)
# aarch64 does not need a Prekernel
if (NOT "${SERENITY_ARCH}" STREQUAL "aarch64")
add_subdirectory(Prekernel)
endif()

View file

@ -1,49 +1,19 @@
set(SOURCES
UBSanitizer.cpp
../MiniStdLib.cpp
)
if ("${SERENITY_ARCH}" STREQUAL "aarch64")
set(SOURCES
${SOURCES}
Arch/aarch64/BootPPMParser.cpp
Arch/aarch64/GPIO.cpp
Arch/aarch64/Framebuffer.cpp
Arch/aarch64/Mailbox.cpp
Arch/aarch64/MainIdRegister.cpp
Arch/aarch64/MMIO.cpp
Arch/aarch64/Timer.cpp
Arch/aarch64/UART.cpp
Arch/aarch64/Utils.cpp
# Preload specific
Arch/aarch64/init.cpp
Arch/aarch64/PrekernelMMU.cpp
Arch/aarch64/PrekernelExceptions.cpp
Arch/aarch64/PrekernelCommon.cpp
# Assembly
Arch/aarch64/boot.S
Arch/aarch64/Aarch64_asm_utils.S
Arch/aarch64/vector_table.S
boot.S
multiboot.S
init.cpp
../../Userland/Libraries/LibELF/Relocation.cpp
)
else()
set(SOURCES
${SOURCES}
Arch/x86/boot.S
Arch/x86/multiboot.S
# FIXME: Eventually, some of these should build on aarch64 too.
init.cpp
../../Userland/Libraries/LibELF/Relocation.cpp
)
endif()
if ("${SERENITY_ARCH}" STREQUAL "i686")
set(PREKERNEL_TARGET Prekernel32)
elseif ("${SERENITY_ARCH}" STREQUAL "x86_64")
set(PREKERNEL_TARGET Prekernel64)
else()
set(PREKERNEL_TARGET Prekernel)
elseif("${SERENITY_ARCH}" STREQUAL "aarch64")
message(SEND_ERROR "Prekernel is not needed on aarch64 and should not be compiled!")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static")
@ -51,13 +21,8 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static")
add_executable(${PREKERNEL_TARGET} ${SOURCES})
target_compile_options(${PREKERNEL_TARGET} PRIVATE -no-pie -fno-pic -fno-threadsafe-statics)
if ("${SERENITY_ARCH}" STREQUAL "aarch64")
set(PREKERNEL_LINKER_SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/Arch/aarch64/linker.ld")
else()
set(PREKERNEL_LINKER_SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/Arch/x86/linker.ld")
endif()
target_link_options(${PREKERNEL_TARGET} PRIVATE LINKER:-T ${PREKERNEL_LINKER_SCRIPT} -nostdlib LINKER:--no-pie)
set_target_properties(${PREKERNEL_TARGET} PROPERTIES LINK_DEPENDS ${PREKERNEL_LINKER_SCRIPT})
target_link_options(${PREKERNEL_TARGET} PRIVATE LINKER:-T ${CMAKE_CURRENT_SOURCE_DIR}/linker.ld -nostdlib LINKER:--no-pie)
set_target_properties(${PREKERNEL_TARGET} PROPERTIES LINK_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/linker.ld)
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
target_link_libraries(${PREKERNEL_TARGET} PRIVATE gcc)
@ -65,23 +30,11 @@ elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang$")
target_link_libraries(${PREKERNEL_TARGET} PRIVATE clang_rt.builtins)
endif()
if ("${SERENITY_ARCH}" STREQUAL "i686" OR "${SERENITY_ARCH}" STREQUAL "x86_64")
add_custom_command(
TARGET ${PREKERNEL_TARGET} POST_BUILD
COMMAND ${CMAKE_OBJCOPY} -O elf32-i386 ${CMAKE_CURRENT_BINARY_DIR}/${PREKERNEL_TARGET} ${CMAKE_CURRENT_BINARY_DIR}/Prekernel
BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/Prekernel
)
endif()
if ("${SERENITY_ARCH}" STREQUAL "aarch64")
embed_resource(Prekernel serenity_boot_logo "Arch/aarch64/SerenityLogoRGB.ppm")
add_custom_command(
TARGET Prekernel POST_BUILD
COMMAND ${CMAKE_OBJCOPY} -O binary Prekernel kernel8.img
BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/kernel8.img
)
endif()
add_custom_command(
TARGET ${PREKERNEL_TARGET} POST_BUILD
COMMAND ${CMAKE_OBJCOPY} -O elf32-i386 ${CMAKE_CURRENT_BINARY_DIR}/${PREKERNEL_TARGET} ${CMAKE_CURRENT_BINARY_DIR}/Prekernel
BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/Prekernel
)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/Prekernel" DESTINATION boot)

View file

@ -259,6 +259,16 @@ if [ "$NATIVE_WINDOWS_QEMU" -ne "1" ]; then
-qmp unix:qmp-sock,server,nowait"
fi
if [ "$SERENITY_ARCH" = "aarch64" ]; then
SERENITY_KERNEL_AND_INITRD="
-kernel Kernel/Kernel
"
else
SERENITY_KERNEL_AND_INITRD="
-kernel Kernel/Prekernel/Prekernel
-initrd Kernel/Kernel
"
fi
[ -z "$SERENITY_COMMON_QEMU_ARGS" ] && SERENITY_COMMON_QEMU_ARGS="
@ -370,8 +380,7 @@ elif [ "$SERENITY_RUN" = "qn" ]; then
"$SERENITY_QEMU_BIN" \
$SERENITY_COMMON_QEMU_ARGS \
-device $SERENITY_ETHERNET_DEVICE_TYPE \
-kernel Kernel/Prekernel/Prekernel \
-initrd Kernel/Kernel \
$SERENITY_KERNEL_AND_INITRD \
-append "${SERENITY_KERNEL_CMDLINE}"
elif [ "$SERENITY_RUN" = "qtap" ]; then
# Meta/run.sh qtap: qemu with tap
@ -383,8 +392,7 @@ elif [ "$SERENITY_RUN" = "qtap" ]; then
$SERENITY_PACKET_LOGGING_ARG \
-netdev tap,ifname=tap0,id=br0 \
-device $SERENITY_ETHERNET_DEVICE_TYPE,netdev=br0 \
-kernel Kernel/Prekernel/Prekernel \
-initrd Kernel/Kernel \
$SERENITY_KERNEL_AND_INITRD \
-append "${SERENITY_KERNEL_CMDLINE}"
sudo ip tuntap del dev tap0 mode tap
elif [ "$SERENITY_RUN" = "qgrub" ] || [ "$SERENITY_RUN" = "qextlinux" ]; then
@ -403,8 +411,7 @@ elif [ "$SERENITY_RUN" = "q35" ]; then
$SERENITY_VIRT_TECH_ARG \
-netdev user,id=breh,hostfwd=tcp:127.0.0.1:8888-10.0.2.15:8888,hostfwd=tcp:127.0.0.1:8823-10.0.2.15:23 \
-device $SERENITY_ETHERNET_DEVICE_TYPE,netdev=breh \
-kernel Kernel/Prekernel/Prekernel \
-initrd Kernel/Kernel \
$SERENITY_KERNEL_AND_INITRD \
-append "${SERENITY_KERNEL_CMDLINE}"
elif [ "$SERENITY_RUN" = "isapc" ]; then
# Meta/run.sh q35: qemu (q35 chipset) with SerenityOS
@ -414,8 +421,7 @@ elif [ "$SERENITY_RUN" = "isapc" ]; then
$SERENITY_VIRT_TECH_ARG \
-netdev user,id=breh,hostfwd=tcp:127.0.0.1:8888-10.0.2.15:8888,hostfwd=tcp:127.0.0.1:8823-10.0.2.15:23 \
-device ne2k_isa,netdev=breh \
-kernel Kernel/Prekernel/Prekernel \
-initrd Kernel/Kernel \
$SERENITY_KERNEL_AND_INITRD \
-append "${SERENITY_KERNEL_CMDLINE}"
elif [ "$SERENITY_RUN" = "microvm" ]; then
# Meta/run.sh q35: qemu (q35 chipset) with SerenityOS
@ -425,8 +431,7 @@ elif [ "$SERENITY_RUN" = "microvm" ]; then
$SERENITY_VIRT_TECH_ARG \
-netdev user,id=breh,hostfwd=tcp:127.0.0.1:8888-10.0.2.15:8888,hostfwd=tcp:127.0.0.1:8823-10.0.2.15:23 \
-device ne2k_isa,netdev=breh \
-kernel Kernel/Prekernel/Prekernel \
-initrd Kernel/Kernel \
$SERENITY_KERNEL_AND_INITRD \
-append "${SERENITY_KERNEL_CMDLINE}"
elif [ "$SERENITY_RUN" = "q35grub" ]; then
# Meta/run.sh q35grub: qemu (q35 chipset) with SerenityOS, using a grub disk image
@ -455,8 +460,7 @@ elif [ "$SERENITY_RUN" = "ci" ]; then
-nographic \
-display none \
-debugcon file:debug.log \
-kernel Kernel/Prekernel/Prekernel \
-initrd Kernel/Kernel \
$SERENITY_KERNEL_AND_INITRD \
-append "${SERENITY_KERNEL_CMDLINE}"
else
# Meta/run.sh: qemu with user networking
@ -473,7 +477,6 @@ else
$SERENITY_VIRT_TECH_ARG \
$SERENITY_PACKET_LOGGING_ARG \
$SERENITY_NETFLAGS \
-kernel Kernel/Prekernel/Prekernel \
-initrd Kernel/Kernel \
$SERENITY_KERNEL_AND_INITRD \
-append "${SERENITY_KERNEL_CMDLINE}"
fi